namespace cw
{
  namespace flow
  {
    namespace audio_in     { extern class_members_t members;  }
    namespace audio_out    { extern class_members_t members;  }
    namespace audioFileIn  { extern class_members_t members;  }
    namespace audioFileOut { extern class_members_t members;  }
    namespace gain         { extern class_members_t members;  }
    namespace audio_split  { extern class_members_t members;  }
    namespace audio_merge  { extern class_members_t members;  }
    namespace sine_tone    { extern class_members_t members;  }
    namespace pv_analysis  { extern class_members_t members;  }
    namespace pv_synthesis { extern class_members_t members;  }
    namespace spec_dist    { extern class_members_t members;  }
    namespace compressor   { extern class_members_t members;  }
    namespace audio_delay  { extern class_members_t members;  }
  }
}